Agriculture Paper 2 Questions - Alliance Girl's High School Mock December 2020

INSTRUCTIONS TO CANDIDATES

• Write your name and Index Number in the spaces provided above.
• Sign and write the date of examination in the space provided above 
• This paper consists of THREE sections A, B and C.
• Answer ALL questions in sections A and B.
• Answer any two questions from section C.
• Answers should be written in the spaces provided.

FOR EXAMINER'S USE ONLY

QUESTIONS

SECTION(30 MARKS)

1. State four reasons for maintaining farm tools and equipment.(2 marks)
2. Name four systems of poultry rearing. (2 marks)
3. Distinguish between close breeding and out crossing (2 marks)
4. Distinguish between hand mating and pasture mating in livestock production. (2 marks)
5. One of the recommended ratios of mixing ingredients for making concrete block is 1:3:4. Name the ingredients represented by the numbers 1: 3:4 in the mixture. (142marks)
6. Name the dairy cattle breed that;
   1. Produces milk with highest butter fat content.M(1 mark)
   2. Is fawn/brown coloured with white colour on the face, legs below knees and hocks, tail switch and flanks. (1 mark)
7. State four advantages of a spray race over a plunge dip. (2 marks)
8. Name any two products obtained from dual purpose sheep. (1 mark)
9. State four factors that stimulate milk let down in a lactating cow. (2 marks)
10. State four possible sources of power in a farm. (2 marks)
11. State four ways in which vaccines are administered to livestock. (2 marks)
12. Name three maintenance practices for a wire fence. (1 ¹/₂ marks)
13. State the gestation period for each of the following:
    1. Cow.
    2. Sow
    3. Ewe
    4. Rabbit ...........
14. Differentiate between an Essex saddle back and Wessex saddle back.
15. Distinguish the functional difference between a cross cut saw and a rip saw. (Imark)
16. Name four systems of a tractor engine. (2 marks)
17. List two tools that are used when laying concrete blocks during construction of a wall. (1 mark)
18. State four practices that come immediately after complete milking in a milking shed. (2 marks)

SECTION B (20 Marks)
Answer ALL questions in this section in the spaces provided.

19. The diagram below shows the digestive system of a cattle. Study it and answer the questions that follow.
    
    
    1. Name the parts labeled N, P, Q and R. (2 marks)
    2. State one function for each of the parts labelled S and T. (1 mark)
20. The diagram below shows a sheep with some parts labelled J, K and L. Study the diagram and answer the question that follow.
    
    
    1. Name the operation usually carried out on the part labelled J during the early stages of sheep life. (¹/₂ mark)
    2. Give two reasons for carrying out the above operation in (a) above. (1 mark)
    3. Name two methods of carrying out the above operation. (1 mark)
    4. Which routine operation is usually carried out on the part labelled K. (1 mark)
21. Study the diagram below and answer the questions that follow.
    
    
    1. Name the parts labelled A, B, C, D and E in the diagram.(2¹/₂ marks)
       A..............................................
       B..............................................
       C..............................................
       D..............................................
       E..............................................
    2. State the function of each part. (2¹/₂ marks)
       A..............................................
       B..............................................
       C..............................................
       D..............................................
       E..............................................
22. Below is the longitudinal section of a cow's udder.
    
    
    1. Identify the parts labeled A, B, C. (3 marks)
    2. Give two pre-requisites of clean milk production (1 mark)
    3. Describe the procedure of castration of a bull using a burdizzor. (2marks)
23. Explain three methods used in applying acaricides on cattle. (3 marks)

SECTION C (40 Marks)
Answer any TWO questions in this section in the spaces provided.

24.                                      
    1. Describe the procedure of wool shearing in sheep. (5 marks)
    2. Describe the working of four strokes cycle in a petrol engine. (10 marks)
    3. Outline five importance of maintenance of farm tools and equipment. (5 marks)
25.                                      
    1. Describe the uses of fences on the farm. (10 marks)
    2. Explain the factors considered when culling livestock. (5 marks)
    3. State five indicators that can be observed on a goat to confirm sickness. (5 marks)
26.                        
    1. Differentiate between diesel and petrol engine. (10 marks)
    2. Explain five predisposing factors to the occurrence of mastitis in dairy cattle.(5 marks) 
    3. Name the causal agents for each of the following diseases; (5 marks)
       1. Anthrax....................................
       2. Brucellosis....................................
       3. Coccidiosis....................................
       4. Black quarter ...................................
       5. East Coast Fever ....................................